Cat Smith- often overlooked but identified quite clearly as a Corbyn core supporter by Labourlist. She is Shadow Minister (Cabinet Office) Voter Engagement and Youth Affairs, and the Shadow Deputy Leader of the House of Commons. http://action.catsmith.co.uk

Andrew Gwynne, now head of the LP’s GE campaign, but with a long list of SC appointments and a decent voting record https://andrewgwynne.co.uk

From their page “Public Whip is a project to watch Members of the United Kingdom Parliament, so that the public (people like us) can better understand and influence their voting patterns. We’re an independent, non-governmental project.” http://www.publicwhip.org.uk/index.php